Analysis
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max time kernel
160s -
max time network
196s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
08-05-2022 05:52
Static task
static1
Behavioral task
behavioral1
Sample
a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe
Resource
win7-20220414-en
General
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Target
a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe
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Size
417KB
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MD5
216a259608251383e3af4481a42a4396
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SHA1
dab53e4b3429fe66f073ece938c38270398f18fc
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SHA256
a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536
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SHA512
e307d363f84cb551fdae1a8527a952292b127aba1f65ae2bb743d676a6377c3ac7280e2d8b609cee7283c5d9a2880f49c1861800243e0b999ca9f138ebd32c1d
Malware Config
Extracted
vidar
32.5
706
http://freedomainsdesign.com/
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profile_id
706
Signatures
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer HTTP POST Pattern
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Vidar Stealer 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4608-131-0x0000000001240000-0x00000000012CA000-memory.dmp family_vidar behavioral2/memory/4608-132-0x0000000000400000-0x0000000000FC5000-memory.dmp family_vidar -
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 10 ip-api.com -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
Processes:
a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exepid process 4608 a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe 4608 a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe 4608 a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe 4608 a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe 4608 a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe 4608 a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe 4608 a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe 4608 a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe"C:\Users\Admin\AppData\Local\Temp\a4779cfb9d1fc473cfc608dc31c44646d1c9cc9d00ac7c83217b2f5fbe4e6536.exe"1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses